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Single Family ResidenceResidential
$1,143,579$490 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $775,000 on Sep 15, 2021

137 POWERHOUSE RD

ROSLYN HEIGHTS, NY 11577
Building report
3 / 2
Baths
2,335 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
900 ft²
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$775,000 · Sep 15, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,489 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$551 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$380
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$171
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$529
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$551,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.02
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Highway
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 120 ft²Patio · 120 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Roslyn Heights Elementary School
Elementary · Grades KG–11 · 0.4 mi
H
Roslyn High SchoolA+
High · Grades 9–12 · 0.8 mi
M
Roslyn Middle SchoolA+
Middle · Grades 6–8 · 0.9 mi

District: Roslyn Union Free School District

Neighborhood · ZIP 11577These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.101

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.12,075
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,980 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$184,838
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$245,584
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

137 Powerhouse Rd measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 77% of homes in Nassau County
  • Costs less per square foot than 95% of homes in Roslyn Heights
  • Bigger than 78% of homes in Nassau County
  • Among the smallest lots in Roslyn Heights
  • Newer than 92% of homes in Nassau County

What homes are worth in Roslyn Heights 11577

Each bar is how many homes fall in that price range. The marker is this home.

This home
$724K$3.5M

This home is worth more than 27% of homes in Roslyn Heights 11577.

How it measures up in Roslyn Heights 11577

The dot is this home. The mark in the middle is the typical home in Roslyn Heights 11577.

Estimated value$1,143,579
CheaperTypical $1,464,630Pricier

Pricier than 27% of homes nearby

Price per ft²$490
CheaperTypical $629Pricier

Pricier than 7% of homes nearby

Living area2,335 ft²
SmallerTypical 2,384 ft²Bigger

Bigger than 49% of homes nearby

Lot size900 ft²
SmallerTypical 0.24 acBigger

Smaller than almost all homes nearby

Year built1989
OlderTypical 1951Newer

Newer than 80% of homes nearby

How 137 Powerhouse Rd ranks against every home in each area.
MeasureThis homeRoslyn HeightsRoslyn Heights 11577Nassau County
Estimated valuepricier than$1,143,57933% of homes27% of homes77% of homes
Price per ft²pricier than$4905% of homes7% of homes40% of homes
Living areabigger than2,335 ft²49% of homes49% of homes78% of homes
Lot sizebigger than900 ft²almost no homesalmost no homesalmost no homes
Year builtnewer than198974% of homes80% of homes92% of homes

About 137 Powerhouse Rd

How much is 137 Powerhouse Rd, Roslyn Heights, NY worth?

The TopHap Estimate for 137 Powerhouse Rd, Roslyn Heights, NY is $1,143,579 as of Oct 21, 2026. The likely range is $1,064,872 to $1,222,286. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 137 Powerhouse Rd, Roslyn Heights, NY last sell?

137 Powerhouse Rd, Roslyn Heights, NY last sold on Sep 15, 2021 for $775,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 137 Powerhouse Rd, Roslyn Heights, NY?

137 Powerhouse Rd, Roslyn Heights, NY has 3 bathrooms, 2,335 square feet of living space and a 0.02-acre lot.

When was 137 Powerhouse Rd, Roslyn Heights, NY built?

137 Powerhouse Rd, Roslyn Heights, NY was built in 1989, making it 37 years old. The building has 2 stories.

What schools serve 137 Powerhouse Rd, Roslyn Heights, NY?

137 Powerhouse Rd, Roslyn Heights, NY is assigned to Roslyn Heights Elementary School (elementary); Roslyn High School (high), rated A+; Roslyn Middle School (middle), rated A+. All sit in Roslyn Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 137 Powerhouse Rd, Roslyn Heights, NY compare to other homes in Roslyn Heights 11577?

Among the 3,676 homes in Roslyn Heights 11577, it is worth more than 27% of them ($1,143,579 against a typical $1,464,630), its price per square foot is higher than 7% of them ($490 against a typical $629), it is bigger than 49% of them (2,335 ft² against a typical 2,384 ft²), its lot is bigger than almost none of them (900 ft² against a typical 0.24 ac) and it is newer than 80% of them (1989 against a typical 1951). Measured against all of Nassau County, it is worth more than 77% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 137 Powerhouse Rd, Roslyn Heights, NY?

The 2025 property tax bill for 137 Powerhouse Rd, Roslyn Heights, NY was $12,489. The county assessed it at $551.

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